74959434 has 24 divisors (see below), whose sum is σ = 177177312. Its totient is φ = 22714920.

The previous prime is 74959433. The next prime is 74959487. The reversal of 74959434 is 43495947.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74959434.

It is not an unprimeable number, because it can be changed into a prime (74959433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189094 + ... + 189489.

It is an arithmetic number, because the mean of its divisors is an integer number (7382388).

Almost surely, 2^74959434 is an apocalyptic number.

74959434 is an abundant number, since it is smaller than the sum of its proper divisors (102217878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74959434 is a wasteful number, since it uses less digits than its factorization.

74959434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378602 (or 378599 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 74959434 is about 8657.9116419608. The cubic root of 74959434 is about 421.6402862952.

It can be divided in two parts, 7495943 and 4, that added together give a palindrome (7495947).

The spelling of 74959434 in words is "seventy-four million, nine hundred fifty-nine thousand, four hundred thirty-four".